As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:N/A ELECTRICAL SPARK AND SMOKE FROM OVERHEAD PANEL NOSE LIGHTT SWITCH, BUT LIGHT WORKED WITH C/B POPPED. FOUND NOSE LANDING LIGHT SWITCH LOOSE. TOUCHED HOUSING OF RIGHT RWY TURN OFF LIGHT. TIGHTENED SWITCH IAW AMM 33-42-07-4. OPS CHECK OK.